17799700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 41247360

約数和(自身を除く): 23447660

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 71, 92, 100, 109, 115, 142, 218, 230, 284, 355, 436, 460, 545, 575, 710, 1090, 1150, 1420, 1633, 1775, 2180, 2300, 2507, 2725, 3266, 3550, 5014, 5450, 6532, 7100, 7739, 8165, 10028, 10900, 12535, 15478, 16330, 25070, 30956, 32660, 38695, 40825, 50140, 62675, 77390, 81650, 125350, 154780, 163300, 177997, 193475, 250700, 355994, 386950, 711988, 773900, 889985, 1779970, 3559940, 4449925, 8899850, 17799700]

約数ペア:

[(1, 17799700), (2, 8899850), (4, 4449925), (5, 3559940), (10, 1779970), (20, 889985), (23, 773900), (25, 711988), (46, 386950), (50, 355994), (71, 250700), (92, 193475), (100, 177997), (109, 163300), (115, 154780), (142, 125350), (218, 81650), (230, 77390), (284, 62675), (355, 50140), (436, 40825), (460, 38695), (545, 32660), (575, 30956), (710, 25070), (1090, 16330), (1150, 15478), (1420, 12535), (1633, 10900), (1775, 10028), (2180, 8165), (2300, 7739), (2507, 7100), (2725, 6532), (3266, 5450), (3550, 5014)]