38027780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1823}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 91929600

約数和(自身を除く): 53901820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 1823, 2086, 2980, 3646, 4172, 5215, 7292, 9115, 10430, 12761, 18230, 20860, 25522, 36460, 51044, 63805, 127610, 255220, 271627, 543254, 1086508, 1358135, 1901389, 2716270, 3802778, 5432540, 7605556, 9506945, 19013890, 38027780]

約数ペア:

[(1, 38027780), (2, 19013890), (4, 9506945), (5, 7605556), (7, 5432540), (10, 3802778), (14, 2716270), (20, 1901389), (28, 1358135), (35, 1086508), (70, 543254), (140, 271627), (149, 255220), (298, 127610), (596, 63805), (745, 51044), (1043, 36460), (1490, 25522), (1823, 20860), (2086, 18230), (2980, 12761), (3646, 10430), (4172, 9115), (5215, 7292)]