1019903720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3251}}^1$

素因数の和:3327

約数の個数: 128

約数和(自身を含む): 2697338880

約数和(自身を除く): 1677435160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 92, 110, 115, 124, 155, 184, 220, 230, 248, 253, 310, 341, 440, 460, 506, 620, 682, 713, 920, 1012, 1240, 1265, 1364, 1426, 1705, 2024, 2530, 2728, 2852, 3251, 3410, 3565, 5060, 5704, 6502, 6820, 7130, 7843, 10120, 13004, 13640, 14260, 15686, 16255, 26008, 28520, 31372, 32510, 35761, 39215, 62744, 65020, 71522, 74773, 78430, 100781, 130040, 143044, 149546, 156860, 178805, 201562, 286088, 299092, 313720, 357610, 373865, 403124, 503905, 598184, 715220, 747730, 806248, 822503, 1007810, 1108591, 1430440, 1495460, 1645006, 2015620, 2217182, 2317963, 2990920, 3290012, 4031240, 4112515, 4434364, 4635926, 5542955, 6580024, 8225030, 8868728, 9271852, 11085910, 11589815, 16450060, 18543704, 22171820, 23179630, 25497593, 32900120, 44343640, 46359260, 50995186, 92718520, 101990372, 127487965, 203980744, 254975930, 509951860, 1019903720]

約数ペア:

[(1, 1019903720), (2, 509951860), (4, 254975930), (5, 203980744), (8, 127487965), (10, 101990372), (11, 92718520), (20, 50995186), (22, 46359260), (23, 44343640), (31, 32900120), (40, 25497593), (44, 23179630), (46, 22171820), (55, 18543704), (62, 16450060), (88, 11589815), (92, 11085910), (110, 9271852), (115, 8868728), (124, 8225030), (155, 6580024), (184, 5542955), (220, 4635926), (230, 4434364), (248, 4112515), (253, 4031240), (310, 3290012), (341, 2990920), (440, 2317963), (460, 2217182), (506, 2015620), (620, 1645006), (682, 1495460), (713, 1430440), (920, 1108591), (1012, 1007810), (1240, 822503), (1265, 806248), (1364, 747730), (1426, 715220), (1705, 598184), (2024, 503905), (2530, 403124), (2728, 373865), (2852, 357610), (3251, 313720), (3410, 299092), (3565, 286088), (5060, 201562), (5704, 178805), (6502, 156860), (6820, 149546), (7130, 143044), (7843, 130040), (10120, 100781), (13004, 78430), (13640, 74773), (14260, 71522), (15686, 65020), (16255, 62744), (26008, 39215), (28520, 35761), (31372, 32510)]