21836205560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2470159}}^1$

素因数の和:2470200

約数の個数: 64

約数和(自身を含む): 56023228800

約数和(自身を除く): 34187023240

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 2470159, 4940318, 9880636, 12350795, 19761272, 24701590, 32112067, 41992703, 49403180, 64224134, 83985406, 98806360, 128448268, 160560335, 167970812, 209963515, 256896536, 321120670, 335941624, 419927030, 545905139, 642241340, 839854060, 1091810278, 1284482680, 1679708120, 2183620556, 2729525695, 4367241112, 5459051390, 10918102780, 21836205560]

約数ペア:

[(1, 21836205560), (2, 10918102780), (4, 5459051390), (5, 4367241112), (8, 2729525695), (10, 2183620556), (13, 1679708120), (17, 1284482680), (20, 1091810278), (26, 839854060), (34, 642241340), (40, 545905139), (52, 419927030), (65, 335941624), (68, 321120670), (85, 256896536), (104, 209963515), (130, 167970812), (136, 160560335), (170, 128448268), (221, 98806360), (260, 83985406), (340, 64224134), (442, 49403180), (520, 41992703), (680, 32112067), (884, 24701590), (1105, 19761272), (1768, 12350795), (2210, 9880636), (4420, 4940318), (8840, 2470159)]