706420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:65

約数の個数: 72

約数和(自身を含む): 1844640

約数和(自身を除く): 1138220

約数列:

[1, 2, 4, 5, 10, 11, 13, 19, 20, 22, 26, 38, 44, 52, 55, 65, 76, 95, 110, 130, 143, 169, 190, 209, 220, 247, 260, 286, 338, 380, 418, 494, 572, 676, 715, 836, 845, 988, 1045, 1235, 1430, 1690, 1859, 2090, 2470, 2717, 2860, 3211, 3380, 3718, 4180, 4940, 5434, 6422, 7436, 9295, 10868, 12844, 13585, 16055, 18590, 27170, 32110, 35321, 37180, 54340, 64220, 70642, 141284, 176605, 353210, 706420]

約数ペア:

[(1, 706420), (2, 353210), (4, 176605), (5, 141284), (10, 70642), (11, 64220), (13, 54340), (19, 37180), (20, 35321), (22, 32110), (26, 27170), (38, 18590), (44, 16055), (52, 13585), (55, 12844), (65, 10868), (76, 9295), (95, 7436), (110, 6422), (130, 5434), (143, 4940), (169, 4180), (190, 3718), (209, 3380), (220, 3211), (247, 2860), (260, 2717), (286, 2470), (338, 2090), (380, 1859), (418, 1690), (494, 1430), (572, 1235), (676, 1045), (715, 988), (836, 845)]