1738774940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{21751}}^1$

素因数の和:22338

約数の個数: 48

約数和(自身を含む): 4180560384

約数和(自身を除く): 2441785444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 571, 1142, 2284, 2855, 3997, 5710, 7994, 11420, 15988, 19985, 21751, 39970, 43502, 79940, 87004, 108755, 152257, 217510, 304514, 435020, 609028, 761285, 1522570, 3045140, 12419821, 24839642, 49679284, 62099105, 86938747, 124198210, 173877494, 248396420, 347754988, 434693735, 869387470, 1738774940]

約数ペア:

[(1, 1738774940), (2, 869387470), (4, 434693735), (5, 347754988), (7, 248396420), (10, 173877494), (14, 124198210), (20, 86938747), (28, 62099105), (35, 49679284), (70, 24839642), (140, 12419821), (571, 3045140), (1142, 1522570), (2284, 761285), (2855, 609028), (3997, 435020), (5710, 304514), (7994, 217510), (11420, 152257), (15988, 108755), (19985, 87004), (21751, 79940), (39970, 43502)]