28414140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 85458240

約数和(自身を除く): 57044100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 89, 102, 170, 178, 204, 255, 267, 313, 340, 356, 445, 510, 534, 626, 890, 939, 1020, 1068, 1252, 1335, 1513, 1565, 1780, 1878, 2670, 3026, 3130, 3756, 4539, 4695, 5321, 5340, 6052, 6260, 7565, 9078, 9390, 10642, 15130, 15963, 18156, 18780, 21284, 22695, 26605, 27857, 30260, 31926, 45390, 53210, 55714, 63852, 79815, 83571, 90780, 106420, 111428, 139285, 159630, 167142, 278570, 319260, 334284, 417855, 473569, 557140, 835710, 947138, 1420707, 1671420, 1894276, 2367845, 2841414, 4735690, 5682828, 7103535, 9471380, 14207070, 28414140]

約数ペア:

[(1, 28414140), (2, 14207070), (3, 9471380), (4, 7103535), (5, 5682828), (6, 4735690), (10, 2841414), (12, 2367845), (15, 1894276), (17, 1671420), (20, 1420707), (30, 947138), (34, 835710), (51, 557140), (60, 473569), (68, 417855), (85, 334284), (89, 319260), (102, 278570), (170, 167142), (178, 159630), (204, 139285), (255, 111428), (267, 106420), (313, 90780), (340, 83571), (356, 79815), (445, 63852), (510, 55714), (534, 53210), (626, 45390), (890, 31926), (939, 30260), (1020, 27857), (1068, 26605), (1252, 22695), (1335, 21284), (1513, 18780), (1565, 18156), (1780, 15963), (1878, 15130), (2670, 10642), (3026, 9390), (3130, 9078), (3756, 7565), (4539, 6260), (4695, 6052), (5321, 5340)]