7722260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4272

約数の個数: 48

約数和(自身を含む): 19963776

約数和(自身を除く): 12241516

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4243, 8486, 16972, 21215, 29701, 42430, 55159, 59402, 84860, 110318, 118804, 148505, 220636, 275795, 297010, 386113, 551590, 594020, 772226, 1103180, 1544452, 1930565, 3861130, 7722260]

約数ペア:

[(1, 7722260), (2, 3861130), (4, 1930565), (5, 1544452), (7, 1103180), (10, 772226), (13, 594020), (14, 551590), (20, 386113), (26, 297010), (28, 275795), (35, 220636), (52, 148505), (65, 118804), (70, 110318), (91, 84860), (130, 59402), (140, 55159), (182, 42430), (260, 29701), (364, 21215), (455, 16972), (910, 8486), (1820, 4243)]