17671840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:194

約数の個数: 96

約数和(自身を含む): 45314640

約数和(自身を除く): 27642800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 73, 80, 85, 89, 136, 146, 160, 170, 178, 272, 292, 340, 356, 365, 445, 544, 584, 680, 712, 730, 890, 1168, 1241, 1360, 1424, 1460, 1513, 1780, 2336, 2482, 2720, 2848, 2920, 3026, 3560, 4964, 5840, 6052, 6205, 6497, 7120, 7565, 9928, 11680, 12104, 12410, 12994, 14240, 15130, 19856, 24208, 24820, 25988, 30260, 32485, 39712, 48416, 49640, 51976, 60520, 64970, 99280, 103952, 110449, 121040, 129940, 198560, 207904, 220898, 242080, 259880, 441796, 519760, 552245, 883592, 1039520, 1104490, 1767184, 2208980, 3534368, 4417960, 8835920, 17671840]

約数ペア:

[(1, 17671840), (2, 8835920), (4, 4417960), (5, 3534368), (8, 2208980), (10, 1767184), (16, 1104490), (17, 1039520), (20, 883592), (32, 552245), (34, 519760), (40, 441796), (68, 259880), (73, 242080), (80, 220898), (85, 207904), (89, 198560), (136, 129940), (146, 121040), (160, 110449), (170, 103952), (178, 99280), (272, 64970), (292, 60520), (340, 51976), (356, 49640), (365, 48416), (445, 39712), (544, 32485), (584, 30260), (680, 25988), (712, 24820), (730, 24208), (890, 19856), (1168, 15130), (1241, 14240), (1360, 12994), (1424, 12410), (1460, 12104), (1513, 11680), (1780, 9928), (2336, 7565), (2482, 7120), (2720, 6497), (2848, 6205), (2920, 6052), (3026, 5840), (3560, 4964)]