30157660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6823}}^1$

素因数の和:6862

約数の個数: 48

約数和(自身を含む): 72225216

約数和(自身を除く): 42067556

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 6823, 13646, 27292, 34115, 68230, 88699, 115991, 136460, 177398, 231982, 354796, 443495, 463964, 579955, 886990, 1159910, 1507883, 1773980, 2319820, 3015766, 6031532, 7539415, 15078830, 30157660]

約数ペア:

[(1, 30157660), (2, 15078830), (4, 7539415), (5, 6031532), (10, 3015766), (13, 2319820), (17, 1773980), (20, 1507883), (26, 1159910), (34, 886990), (52, 579955), (65, 463964), (68, 443495), (85, 354796), (130, 231982), (170, 177398), (221, 136460), (260, 115991), (340, 88699), (442, 68230), (884, 34115), (1105, 27292), (2210, 13646), (4420, 6823)]