3678159220

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1\times {\mathrm{2011}}^1$

素因数の和:2968

約数の個数: 48

約数和(自身を含む): 7808169600

約数和(自身を除く): 4130010380

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 839, 1090, 1678, 2011, 2180, 3356, 4022, 4195, 8044, 8390, 10055, 16780, 20110, 40220, 91451, 182902, 219199, 365804, 438398, 457255, 876796, 914510, 1095995, 1687229, 1829020, 2191990, 3374458, 4383980, 6748916, 8436145, 16872290, 33744580, 183907961, 367815922, 735631844, 919539805, 1839079610, 3678159220]

約数ペア:

[(1, 3678159220), (2, 1839079610), (4, 919539805), (5, 735631844), (10, 367815922), (20, 183907961), (109, 33744580), (218, 16872290), (436, 8436145), (545, 6748916), (839, 4383980), (1090, 3374458), (1678, 2191990), (2011, 1829020), (2180, 1687229), (3356, 1095995), (4022, 914510), (4195, 876796), (8044, 457255), (8390, 438398), (10055, 365804), (16780, 219199), (20110, 182902), (40220, 91451)]