20178765030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2777}}^1\times {\mathrm{10531}}^1$

素因数の和:13341

約数の個数: 64

約数和(自身を含む): 50557644288

約数和(自身を除く): 30378879258

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 2777, 5554, 8331, 10531, 13885, 16662, 21062, 27770, 31593, 41655, 52655, 63186, 63871, 83310, 105310, 127742, 157965, 191613, 242213, 315930, 319355, 383226, 484426, 638710, 726639, 958065, 1211065, 1453278, 1916130, 2422130, 3633195, 7266390, 29244587, 58489174, 87733761, 146222935, 175467522, 292445870, 438668805, 672625501, 877337610, 1345251002, 2017876503, 3363127505, 4035753006, 6726255010, 10089382515, 20178765030]

約数ペア:

[(1, 20178765030), (2, 10089382515), (3, 6726255010), (5, 4035753006), (6, 3363127505), (10, 2017876503), (15, 1345251002), (23, 877337610), (30, 672625501), (46, 438668805), (69, 292445870), (115, 175467522), (138, 146222935), (230, 87733761), (345, 58489174), (690, 29244587), (2777, 7266390), (5554, 3633195), (8331, 2422130), (10531, 1916130), (13885, 1453278), (16662, 1211065), (21062, 958065), (27770, 726639), (31593, 638710), (41655, 484426), (52655, 383226), (63186, 319355), (63871, 315930), (83310, 242213), (105310, 191613), (127742, 157965)]