156966020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{619}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 341644800

約数和(自身を除く): 184678780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 409, 619, 620, 818, 1238, 1636, 2045, 2476, 3095, 4090, 6190, 8180, 12380, 12679, 19189, 25358, 38378, 50716, 63395, 76756, 95945, 126790, 191890, 253171, 253580, 383780, 506342, 1012684, 1265855, 2531710, 5063420, 7848301, 15696602, 31393204, 39241505, 78483010, 156966020]

約数ペア:

[(1, 156966020), (2, 78483010), (4, 39241505), (5, 31393204), (10, 15696602), (20, 7848301), (31, 5063420), (62, 2531710), (124, 1265855), (155, 1012684), (310, 506342), (409, 383780), (619, 253580), (620, 253171), (818, 191890), (1238, 126790), (1636, 95945), (2045, 76756), (2476, 63395), (3095, 50716), (4090, 38378), (6190, 25358), (8180, 19189), (12380, 12679)]