201954940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{1483}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 463720320

約数和(自身を除く): 261765380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 619, 1238, 1483, 2476, 2966, 3095, 5932, 6190, 6809, 7415, 12380, 13618, 14830, 16313, 27236, 29660, 32626, 34045, 65252, 68090, 81565, 136180, 163130, 326260, 917977, 1835954, 3671908, 4589885, 9179770, 10097747, 18359540, 20195494, 40390988, 50488735, 100977470, 201954940]

約数ペア:

[(1, 201954940), (2, 100977470), (4, 50488735), (5, 40390988), (10, 20195494), (11, 18359540), (20, 10097747), (22, 9179770), (44, 4589885), (55, 3671908), (110, 1835954), (220, 917977), (619, 326260), (1238, 163130), (1483, 136180), (2476, 81565), (2966, 68090), (3095, 65252), (5932, 34045), (6190, 32626), (6809, 29660), (7415, 27236), (12380, 16313), (13618, 14830)]