20936743040

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{52009}}^1$

素因数の和:52082

約数の個数: 128

約数和(自身を含む): 54429505200

約数和(自身を除く): 33492762160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 37, 40, 64, 68, 74, 80, 85, 128, 136, 148, 160, 170, 185, 272, 296, 320, 340, 370, 544, 592, 629, 640, 680, 740, 1088, 1184, 1258, 1360, 1480, 2176, 2368, 2516, 2720, 2960, 3145, 4736, 5032, 5440, 5920, 6290, 10064, 10880, 11840, 12580, 20128, 23680, 25160, 40256, 50320, 52009, 80512, 100640, 104018, 201280, 208036, 260045, 402560, 416072, 520090, 832144, 884153, 1040180, 1664288, 1768306, 1924333, 2080360, 3328576, 3536612, 3848666, 4160720, 4420765, 6657152, 7073224, 7697332, 8321440, 8841530, 9621665, 14146448, 15394664, 16642880, 17683060, 19243330, 28292896, 30789328, 32713661, 33285760, 35366120, 38486660, 56585792, 61578656, 65427322, 70732240, 76973320, 113171584, 123157312, 130854644, 141464480, 153946640, 163568305, 246314624, 261709288, 282928960, 307893280, 327136610, 523418576, 565857920, 615786560, 654273220, 1046837152, 1231573120, 1308546440, 2093674304, 2617092880, 4187348608, 5234185760, 10468371520, 20936743040]

約数ペア:

[(1, 20936743040), (2, 10468371520), (4, 5234185760), (5, 4187348608), (8, 2617092880), (10, 2093674304), (16, 1308546440), (17, 1231573120), (20, 1046837152), (32, 654273220), (34, 615786560), (37, 565857920), (40, 523418576), (64, 327136610), (68, 307893280), (74, 282928960), (80, 261709288), (85, 246314624), (128, 163568305), (136, 153946640), (148, 141464480), (160, 130854644), (170, 123157312), (185, 113171584), (272, 76973320), (296, 70732240), (320, 65427322), (340, 61578656), (370, 56585792), (544, 38486660), (592, 35366120), (629, 33285760), (640, 32713661), (680, 30789328), (740, 28292896), (1088, 19243330), (1184, 17683060), (1258, 16642880), (1360, 15394664), (1480, 14146448), (2176, 9621665), (2368, 8841530), (2516, 8321440), (2720, 7697332), (2960, 7073224), (3145, 6657152), (4736, 4420765), (5032, 4160720), (5440, 3848666), (5920, 3536612), (6290, 3328576), (10064, 2080360), (10880, 1924333), (11840, 1768306), (12580, 1664288), (20128, 1040180), (23680, 884153), (25160, 832144), (40256, 520090), (50320, 416072), (52009, 402560), (80512, 260045), (100640, 208036), (104018, 201280)]