1284792340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{290677}}^1$

素因数の和:290716

約数の個数: 48

約数和(自身を含む): 3076535952

約数和(自身を除く): 1791743612

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 290677, 581354, 1162708, 1453385, 2906770, 3778801, 4941509, 5813540, 7557602, 9883018, 15115204, 18894005, 19766036, 24707545, 37788010, 49415090, 64239617, 75576020, 98830180, 128479234, 256958468, 321198085, 642396170, 1284792340]

約数ペア:

[(1, 1284792340), (2, 642396170), (4, 321198085), (5, 256958468), (10, 128479234), (13, 98830180), (17, 75576020), (20, 64239617), (26, 49415090), (34, 37788010), (52, 24707545), (65, 19766036), (68, 18894005), (85, 15115204), (130, 9883018), (170, 7557602), (221, 5813540), (260, 4941509), (340, 3778801), (442, 2906770), (884, 1453385), (1105, 1162708), (2210, 581354), (4420, 290677)]