40468960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1571}}^1$

素因数の和:1616

約数の個数: 96

約数和(自身を含む): 114089472

約数和(自身を除く): 73620512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1571, 1610, 1840, 2576, 3142, 3220, 3680, 5152, 6284, 6440, 7855, 10997, 12568, 12880, 15710, 21994, 25136, 25760, 31420, 36133, 43988, 50272, 54985, 62840, 72266, 87976, 109970, 125680, 144532, 175952, 180665, 219940, 251360, 252931, 289064, 351904, 361330, 439880, 505862, 578128, 722660, 879760, 1011724, 1156256, 1264655, 1445320, 1759520, 2023448, 2529310, 2890640, 4046896, 5058620, 5781280, 8093792, 10117240, 20234480, 40468960]

約数ペア:

[(1, 40468960), (2, 20234480), (4, 10117240), (5, 8093792), (7, 5781280), (8, 5058620), (10, 4046896), (14, 2890640), (16, 2529310), (20, 2023448), (23, 1759520), (28, 1445320), (32, 1264655), (35, 1156256), (40, 1011724), (46, 879760), (56, 722660), (70, 578128), (80, 505862), (92, 439880), (112, 361330), (115, 351904), (140, 289064), (160, 252931), (161, 251360), (184, 219940), (224, 180665), (230, 175952), (280, 144532), (322, 125680), (368, 109970), (460, 87976), (560, 72266), (644, 62840), (736, 54985), (805, 50272), (920, 43988), (1120, 36133), (1288, 31420), (1571, 25760), (1610, 25136), (1840, 21994), (2576, 15710), (3142, 12880), (3220, 12568), (3680, 10997), (5152, 7855), (6284, 6440)]