207624980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{541}}^1\times {\mathrm{619}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 451637760

約数和(自身を除く): 244012780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 541, 619, 620, 1082, 1238, 2164, 2476, 2705, 3095, 5410, 6190, 10820, 12380, 16771, 19189, 33542, 38378, 67084, 76756, 83855, 95945, 167710, 191890, 334879, 335420, 383780, 669758, 1339516, 1674395, 3348790, 6697580, 10381249, 20762498, 41524996, 51906245, 103812490, 207624980]

約数ペア:

[(1, 207624980), (2, 103812490), (4, 51906245), (5, 41524996), (10, 20762498), (20, 10381249), (31, 6697580), (62, 3348790), (124, 1674395), (155, 1339516), (310, 669758), (541, 383780), (619, 335420), (620, 334879), (1082, 191890), (1238, 167710), (2164, 95945), (2476, 83855), (2705, 76756), (3095, 67084), (5410, 38378), (6190, 33542), (10820, 19189), (12380, 16771)]