28815880020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2946409}}^1$

素因数の和:2946584

約数の個数: 48

約数和(自身を含む): 81179488320

約数和(自身を除く): 52363608300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 2946409, 5892818, 8839227, 11785636, 14732045, 17678454, 29464090, 35356908, 44196135, 58928180, 88392270, 176784540, 480264667, 960529334, 1440794001, 1921058668, 2401323335, 2881588002, 4802646670, 5763176004, 7203970005, 9605293340, 14407940010, 28815880020]

約数ペア:

[(1, 28815880020), (2, 14407940010), (3, 9605293340), (4, 7203970005), (5, 5763176004), (6, 4802646670), (10, 2881588002), (12, 2401323335), (15, 1921058668), (20, 1440794001), (30, 960529334), (60, 480264667), (163, 176784540), (326, 88392270), (489, 58928180), (652, 44196135), (815, 35356908), (978, 29464090), (1630, 17678454), (1956, 14732045), (2445, 11785636), (3260, 8839227), (4890, 5892818), (9780, 2946409)]