20474266920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2797031}}^1$

素因数の和:2797106

約数の個数: 64

約数和(自身を含む): 62429754240

約数和(自身を除く): 41955487320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 2797031, 5594062, 8391093, 11188124, 13985155, 16782186, 22376248, 27970310, 33564372, 41955465, 55940620, 67128744, 83910930, 111881240, 167821860, 170618891, 335643720, 341237782, 511856673, 682475564, 853094455, 1023713346, 1364951128, 1706188910, 2047426692, 2559283365, 3412377820, 4094853384, 5118566730, 6824755640, 10237133460, 20474266920]

約数ペア:

[(1, 20474266920), (2, 10237133460), (3, 6824755640), (4, 5118566730), (5, 4094853384), (6, 3412377820), (8, 2559283365), (10, 2047426692), (12, 1706188910), (15, 1364951128), (20, 1023713346), (24, 853094455), (30, 682475564), (40, 511856673), (60, 341237782), (61, 335643720), (120, 170618891), (122, 167821860), (183, 111881240), (244, 83910930), (305, 67128744), (366, 55940620), (488, 41955465), (610, 33564372), (732, 27970310), (915, 22376248), (1220, 16782186), (1464, 13985155), (1830, 11188124), (2440, 8391093), (3660, 5594062), (7320, 2797031)]