23315420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 51559200

約数和(自身を除く): 28243780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 61, 116, 122, 145, 244, 290, 305, 580, 610, 659, 1220, 1318, 1769, 2636, 3295, 3538, 6590, 7076, 8845, 13180, 17690, 19111, 35380, 38222, 40199, 76444, 80398, 95555, 160796, 191110, 200995, 382220, 401990, 803980, 1165771, 2331542, 4663084, 5828855, 11657710, 23315420]

約数ペア:

[(1, 23315420), (2, 11657710), (4, 5828855), (5, 4663084), (10, 2331542), (20, 1165771), (29, 803980), (58, 401990), (61, 382220), (116, 200995), (122, 191110), (145, 160796), (244, 95555), (290, 80398), (305, 76444), (580, 40199), (610, 38222), (659, 35380), (1220, 19111), (1318, 17690), (1769, 13180), (2636, 8845), (3295, 7076), (3538, 6590)]