923780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:69

約数の個数: 96

約数和(自身を含む): 2540160

約数和(自身を除く): 1616380

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 19, 20, 22, 26, 34, 38, 44, 52, 55, 65, 68, 76, 85, 95, 110, 130, 143, 170, 187, 190, 209, 220, 221, 247, 260, 286, 323, 340, 374, 380, 418, 442, 494, 572, 646, 715, 748, 836, 884, 935, 988, 1045, 1105, 1235, 1292, 1430, 1615, 1870, 2090, 2210, 2431, 2470, 2717, 2860, 3230, 3553, 3740, 4180, 4199, 4420, 4862, 4940, 5434, 6460, 7106, 8398, 9724, 10868, 12155, 13585, 14212, 16796, 17765, 20995, 24310, 27170, 35530, 41990, 46189, 48620, 54340, 71060, 83980, 92378, 184756, 230945, 461890, 923780]

約数ペア:

[(1, 923780), (2, 461890), (4, 230945), (5, 184756), (10, 92378), (11, 83980), (13, 71060), (17, 54340), (19, 48620), (20, 46189), (22, 41990), (26, 35530), (34, 27170), (38, 24310), (44, 20995), (52, 17765), (55, 16796), (65, 14212), (68, 13585), (76, 12155), (85, 10868), (95, 9724), (110, 8398), (130, 7106), (143, 6460), (170, 5434), (187, 4940), (190, 4862), (209, 4420), (220, 4199), (221, 4180), (247, 3740), (260, 3553), (286, 3230), (323, 2860), (340, 2717), (374, 2470), (380, 2431), (418, 2210), (442, 2090), (494, 1870), (572, 1615), (646, 1430), (715, 1292), (748, 1235), (836, 1105), (884, 1045), (935, 988)]