1214463640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{38287}}^1$

素因数の和:38372

約数の個数: 64

約数和(自身を含む): 2991058560

約数和(自身を除く): 1776594920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 244, 260, 305, 488, 520, 610, 793, 1220, 1586, 2440, 3172, 3965, 6344, 7930, 15860, 31720, 38287, 76574, 153148, 191435, 306296, 382870, 497731, 765740, 995462, 1531480, 1990924, 2335507, 2488655, 3981848, 4671014, 4977310, 9342028, 9954620, 11677535, 18684056, 19909240, 23355070, 30361591, 46710140, 60723182, 93420280, 121446364, 151807955, 242892728, 303615910, 607231820, 1214463640]

約数ペア:

[(1, 1214463640), (2, 607231820), (4, 303615910), (5, 242892728), (8, 151807955), (10, 121446364), (13, 93420280), (20, 60723182), (26, 46710140), (40, 30361591), (52, 23355070), (61, 19909240), (65, 18684056), (104, 11677535), (122, 9954620), (130, 9342028), (244, 4977310), (260, 4671014), (305, 3981848), (488, 2488655), (520, 2335507), (610, 1990924), (793, 1531480), (1220, 995462), (1586, 765740), (2440, 497731), (3172, 382870), (3965, 306296), (6344, 191435), (7930, 153148), (15860, 76574), (31720, 38287)]