48803920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1789}}^1$

素因数の和:1844

約数の個数: 80

約数和(自身を含む): 127848960

約数和(自身を除く): 79045040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 1789, 2480, 2728, 3410, 3578, 5456, 6820, 7156, 8945, 13640, 14312, 17890, 19679, 27280, 28624, 35780, 39358, 55459, 71560, 78716, 98395, 110918, 143120, 157432, 196790, 221836, 277295, 314864, 393580, 443672, 554590, 610049, 787160, 887344, 1109180, 1220098, 1574320, 2218360, 2440196, 3050245, 4436720, 4880392, 6100490, 9760784, 12200980, 24401960, 48803920]

約数ペア:

[(1, 48803920), (2, 24401960), (4, 12200980), (5, 9760784), (8, 6100490), (10, 4880392), (11, 4436720), (16, 3050245), (20, 2440196), (22, 2218360), (31, 1574320), (40, 1220098), (44, 1109180), (55, 887344), (62, 787160), (80, 610049), (88, 554590), (110, 443672), (124, 393580), (155, 314864), (176, 277295), (220, 221836), (248, 196790), (310, 157432), (341, 143120), (440, 110918), (496, 98395), (620, 78716), (682, 71560), (880, 55459), (1240, 39358), (1364, 35780), (1705, 28624), (1789, 27280), (2480, 19679), (2728, 17890), (3410, 14312), (3578, 13640), (5456, 8945), (6820, 7156)]