2016083920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{69809}}^1$

素因数の和:69860

約数の個数: 60

約数和(自身を含む): 4947155460

約数和(自身を除く): 2931071540

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1444, 1520, 1805, 2888, 3610, 5776, 7220, 14440, 28880, 69809, 139618, 279236, 349045, 558472, 698090, 1116944, 1326371, 1396180, 2652742, 2792360, 5305484, 5584720, 6631855, 10610968, 13263710, 21221936, 25201049, 26527420, 50402098, 53054840, 100804196, 106109680, 126005245, 201608392, 252010490, 403216784, 504020980, 1008041960, 2016083920]

約数ペア:

[(1, 2016083920), (2, 1008041960), (4, 504020980), (5, 403216784), (8, 252010490), (10, 201608392), (16, 126005245), (19, 106109680), (20, 100804196), (38, 53054840), (40, 50402098), (76, 26527420), (80, 25201049), (95, 21221936), (152, 13263710), (190, 10610968), (304, 6631855), (361, 5584720), (380, 5305484), (722, 2792360), (760, 2652742), (1444, 1396180), (1520, 1326371), (1805, 1116944), (2888, 698090), (3610, 558472), (5776, 349045), (7220, 279236), (14440, 139618), (28880, 69809)]