1330785820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{731201}}^1$

素因数の和:731230

約数の個数: 48

約数和(自身を含む): 3439574208

約数和(自身を除く): 2108788388

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, 731201, 1462402, 2924804, 3656005, 5118407, 7312010, 9505613, 10236814, 14624020, 19011226, 20473628, 25592035, 38022452, 47528065, 51184070, 66539291, 95056130, 102368140, 133078582, 190112260, 266157164, 332696455, 665392910, 1330785820]

約数ペア:

[(1, 1330785820), (2, 665392910), (4, 332696455), (5, 266157164), (7, 190112260), (10, 133078582), (13, 102368140), (14, 95056130), (20, 66539291), (26, 51184070), (28, 47528065), (35, 38022452), (52, 25592035), (65, 20473628), (70, 19011226), (91, 14624020), (130, 10236814), (140, 9505613), (182, 7312010), (260, 5118407), (364, 3656005), (455, 2924804), (910, 1462402), (1820, 731201)]