1945818016

素因数分解:

$2^5\times {\mathrm{41}}^2\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:746

約数の個数: 72

約数和(自身を含む): 3997642572

約数和(自身を除く): 2051824556

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 82, 122, 164, 244, 328, 488, 593, 656, 976, 1186, 1312, 1681, 1952, 2372, 2501, 3362, 4744, 5002, 6724, 9488, 10004, 13448, 18976, 20008, 24313, 26896, 36173, 40016, 48626, 53792, 72346, 80032, 97252, 102541, 144692, 194504, 205082, 289384, 389008, 410164, 578768, 778016, 820328, 996833, 1157536, 1483093, 1640656, 1993666, 2966186, 3281312, 3987332, 5932372, 7974664, 11864744, 15949328, 23729488, 31898656, 47458976, 60806813, 121613626, 243227252, 486454504, 972909008, 1945818016]

約数ペア:

[(1, 1945818016), (2, 972909008), (4, 486454504), (8, 243227252), (16, 121613626), (32, 60806813), (41, 47458976), (61, 31898656), (82, 23729488), (122, 15949328), (164, 11864744), (244, 7974664), (328, 5932372), (488, 3987332), (593, 3281312), (656, 2966186), (976, 1993666), (1186, 1640656), (1312, 1483093), (1681, 1157536), (1952, 996833), (2372, 820328), (2501, 778016), (3362, 578768), (4744, 410164), (5002, 389008), (6724, 289384), (9488, 205082), (10004, 194504), (13448, 144692), (18976, 102541), (20008, 97252), (24313, 80032), (26896, 72346), (36173, 53792), (40016, 48626)]