61456340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{683}}^1$

素因数の和:1112

約数の個数: 48

約数和(自身を含む): 141341760

約数和(自身を除く): 79885420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 409, 683, 818, 1366, 1636, 2045, 2732, 3415, 4090, 4499, 6830, 7513, 8180, 8998, 13660, 15026, 17996, 22495, 30052, 37565, 44990, 75130, 89980, 150260, 279347, 558694, 1117388, 1396735, 2793470, 3072817, 5586940, 6145634, 12291268, 15364085, 30728170, 61456340]

約数ペア:

[(1, 61456340), (2, 30728170), (4, 15364085), (5, 12291268), (10, 6145634), (11, 5586940), (20, 3072817), (22, 2793470), (44, 1396735), (55, 1117388), (110, 558694), (220, 279347), (409, 150260), (683, 89980), (818, 75130), (1366, 44990), (1636, 37565), (2045, 30052), (2732, 22495), (3415, 17996), (4090, 15026), (4499, 13660), (6830, 8998), (7513, 8180)]