20131907960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{558599}}^1$

素因数の和:558680

約数の個数: 64

約数和(自身を含む): 48866328000

約数和(自身を除く): 28734420040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 3604, 4505, 7208, 9010, 18020, 36040, 558599, 1117198, 2234396, 2792995, 4468792, 5585990, 9496183, 11171980, 18992366, 22343960, 29605747, 37984732, 47480915, 59211494, 75969464, 94961830, 118422988, 148028735, 189923660, 236845976, 296057470, 379847320, 503297699, 592114940, 1006595398, 1184229880, 2013190796, 2516488495, 4026381592, 5032976990, 10065953980, 20131907960]

約数ペア:

[(1, 20131907960), (2, 10065953980), (4, 5032976990), (5, 4026381592), (8, 2516488495), (10, 2013190796), (17, 1184229880), (20, 1006595398), (34, 592114940), (40, 503297699), (53, 379847320), (68, 296057470), (85, 236845976), (106, 189923660), (136, 148028735), (170, 118422988), (212, 94961830), (265, 75969464), (340, 59211494), (424, 47480915), (530, 37984732), (680, 29605747), (901, 22343960), (1060, 18992366), (1802, 11171980), (2120, 9496183), (3604, 5585990), (4505, 4468792), (7208, 2792995), (9010, 2234396), (18020, 1117198), (36040, 558599)]