15081940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 33037200

約数和(自身を除く): 17955260

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 229, 356, 370, 445, 458, 740, 890, 916, 1145, 1780, 2290, 3293, 4580, 6586, 8473, 13172, 16465, 16946, 20381, 32930, 33892, 40762, 42365, 65860, 81524, 84730, 101905, 169460, 203810, 407620, 754097, 1508194, 3016388, 3770485, 7540970, 15081940]

約数ペア:

[(1, 15081940), (2, 7540970), (4, 3770485), (5, 3016388), (10, 1508194), (20, 754097), (37, 407620), (74, 203810), (89, 169460), (148, 101905), (178, 84730), (185, 81524), (229, 65860), (356, 42365), (370, 40762), (445, 33892), (458, 32930), (740, 20381), (890, 16946), (916, 16465), (1145, 13172), (1780, 8473), (2290, 6586), (3293, 4580)]