15702222020

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{41263}}^1$

素因数の和:41684

約数の個数: 48

約数和(自身を含む): 33691230720

約数和(自身を除く): 17989008700

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 359, 530, 718, 1060, 1436, 1795, 3590, 7180, 19027, 38054, 41263, 76108, 82526, 95135, 165052, 190270, 206315, 380540, 412630, 825260, 2186939, 4373878, 8747756, 10934695, 14813417, 21869390, 29626834, 43738780, 59253668, 74067085, 148134170, 296268340, 785111101, 1570222202, 3140444404, 3925555505, 7851111010, 15702222020]

約数ペア:

[(1, 15702222020), (2, 7851111010), (4, 3925555505), (5, 3140444404), (10, 1570222202), (20, 785111101), (53, 296268340), (106, 148134170), (212, 74067085), (265, 59253668), (359, 43738780), (530, 29626834), (718, 21869390), (1060, 14813417), (1436, 10934695), (1795, 8747756), (3590, 4373878), (7180, 2186939), (19027, 825260), (38054, 412630), (41263, 380540), (76108, 206315), (82526, 190270), (95135, 165052)]