12143320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1399}}^1$

素因数の和:1448

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 20112680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1399, 1736, 2170, 2798, 4340, 5596, 6995, 8680, 9793, 11192, 13990, 19586, 27980, 39172, 43369, 48965, 55960, 78344, 86738, 97930, 173476, 195860, 216845, 303583, 346952, 391720, 433690, 607166, 867380, 1214332, 1517915, 1734760, 2428664, 3035830, 6071660, 12143320]

約数ペア:

[(1, 12143320), (2, 6071660), (4, 3035830), (5, 2428664), (7, 1734760), (8, 1517915), (10, 1214332), (14, 867380), (20, 607166), (28, 433690), (31, 391720), (35, 346952), (40, 303583), (56, 216845), (62, 195860), (70, 173476), (124, 97930), (140, 86738), (155, 78344), (217, 55960), (248, 48965), (280, 43369), (310, 39172), (434, 27980), (620, 19586), (868, 13990), (1085, 11192), (1240, 9793), (1399, 8680), (1736, 6995), (2170, 5596), (2798, 4340)]