1521102580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{4073}}^1$

素因数の和:4416

約数の個数: 48

約数和(自身を含む): 3252420864

約数和(自身を除く): 1731318284

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 263, 284, 355, 526, 710, 1052, 1315, 1420, 2630, 4073, 5260, 8146, 16292, 18673, 20365, 37346, 40730, 74692, 81460, 93365, 186730, 289183, 373460, 578366, 1071199, 1156732, 1445915, 2142398, 2891830, 4284796, 5355995, 5783660, 10711990, 21423980, 76055129, 152110258, 304220516, 380275645, 760551290, 1521102580]

約数ペア:

[(1, 1521102580), (2, 760551290), (4, 380275645), (5, 304220516), (10, 152110258), (20, 76055129), (71, 21423980), (142, 10711990), (263, 5783660), (284, 5355995), (355, 4284796), (526, 2891830), (710, 2142398), (1052, 1445915), (1315, 1156732), (1420, 1071199), (2630, 578366), (4073, 373460), (5260, 289183), (8146, 186730), (16292, 93365), (18673, 81460), (20365, 74692), (37346, 40730)]