1720222808

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{1543}}^1$

素因数の和:1728

約数の個数: 64

約数和(自身を含む): 3455101440

約数和(自身を除く): 1734878632

約数列:

[1, 2, 4, 8, 23, 46, 73, 83, 92, 146, 166, 184, 292, 332, 584, 664, 1543, 1679, 1909, 3086, 3358, 3818, 6059, 6172, 6716, 7636, 12118, 12344, 13432, 15272, 24236, 35489, 48472, 70978, 112639, 128069, 139357, 141956, 225278, 256138, 278714, 283912, 450556, 512276, 557428, 901112, 1024552, 1114856, 2590697, 2945587, 5181394, 5891174, 9349037, 10362788, 11782348, 18698074, 20725576, 23564696, 37396148, 74792296, 215027851, 430055702, 860111404, 1720222808]

約数ペア:

[(1, 1720222808), (2, 860111404), (4, 430055702), (8, 215027851), (23, 74792296), (46, 37396148), (73, 23564696), (83, 20725576), (92, 18698074), (146, 11782348), (166, 10362788), (184, 9349037), (292, 5891174), (332, 5181394), (584, 2945587), (664, 2590697), (1543, 1114856), (1679, 1024552), (1909, 901112), (3086, 557428), (3358, 512276), (3818, 450556), (6059, 283912), (6172, 278714), (6716, 256138), (7636, 225278), (12118, 141956), (12344, 139357), (13432, 128069), (15272, 112639), (24236, 70978), (35489, 48472)]