20140185845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{971}}^1$

素因数の和:1254

約数の個数: 64

約数和(自身を含む): 27461161728

約数和(自身を除く): 7320975883

約数列:

[1, 5, 13, 41, 43, 65, 181, 205, 215, 533, 559, 905, 971, 1763, 2353, 2665, 2795, 4855, 7421, 7783, 8815, 11765, 12623, 22919, 37105, 38915, 39811, 41753, 63115, 96473, 101179, 114595, 175751, 199055, 208765, 319103, 482365, 505895, 517543, 542789, 878755, 1595515, 1711873, 2284763, 2587715, 2713945, 4148339, 7205791, 7557293, 8559365, 11423815, 20741695, 22254349, 36028955, 37786465, 93675283, 98244809, 111271745, 309849013, 468376415, 491224045, 1549245065, 4028037169, 20140185845]

約数ペア:

[(1, 20140185845), (5, 4028037169), (13, 1549245065), (41, 491224045), (43, 468376415), (65, 309849013), (181, 111271745), (205, 98244809), (215, 93675283), (533, 37786465), (559, 36028955), (905, 22254349), (971, 20741695), (1763, 11423815), (2353, 8559365), (2665, 7557293), (2795, 7205791), (4855, 4148339), (7421, 2713945), (7783, 2587715), (8815, 2284763), (11765, 1711873), (12623, 1595515), (22919, 878755), (37105, 542789), (38915, 517543), (39811, 505895), (41753, 482365), (63115, 319103), (96473, 208765), (101179, 199055), (114595, 175751)]