2239240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 64

約数和(自身を含む): 5540400

約数和(自身を除く): 3301160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 89, 136, 148, 170, 178, 185, 296, 340, 356, 370, 445, 629, 680, 712, 740, 890, 1258, 1480, 1513, 1780, 2516, 3026, 3145, 3293, 3560, 5032, 6052, 6290, 6586, 7565, 12104, 12580, 13172, 15130, 16465, 25160, 26344, 30260, 32930, 55981, 60520, 65860, 111962, 131720, 223924, 279905, 447848, 559810, 1119620, 2239240]

約数ペア:

[(1, 2239240), (2, 1119620), (4, 559810), (5, 447848), (8, 279905), (10, 223924), (17, 131720), (20, 111962), (34, 65860), (37, 60520), (40, 55981), (68, 32930), (74, 30260), (85, 26344), (89, 25160), (136, 16465), (148, 15130), (170, 13172), (178, 12580), (185, 12104), (296, 7565), (340, 6586), (356, 6290), (370, 6052), (445, 5032), (629, 3560), (680, 3293), (712, 3145), (740, 3026), (890, 2516), (1258, 1780), (1480, 1513)]