20243460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5531}}^1$

素因数の和:5604

約数の個数: 48

約数和(自身を含む): 57621312

約数和(自身を除く): 37377852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 5531, 11062, 16593, 22124, 27655, 33186, 55310, 66372, 82965, 110620, 165930, 331860, 337391, 674782, 1012173, 1349564, 1686955, 2024346, 3373910, 4048692, 5060865, 6747820, 10121730, 20243460]

約数ペア:

[(1, 20243460), (2, 10121730), (3, 6747820), (4, 5060865), (5, 4048692), (6, 3373910), (10, 2024346), (12, 1686955), (15, 1349564), (20, 1012173), (30, 674782), (60, 337391), (61, 331860), (122, 165930), (183, 110620), (244, 82965), (305, 66372), (366, 55310), (610, 33186), (732, 27655), (915, 22124), (1220, 16593), (1830, 11062), (3660, 5531)]