30238240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11117}}^1$

素因数の和:11149

約数の個数: 48

約数和(自身を含む): 75646872

約数和(自身を除く): 45408632

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11117, 22234, 44468, 55585, 88936, 111170, 177872, 188989, 222340, 355744, 377978, 444680, 755956, 889360, 944945, 1511912, 1778720, 1889890, 3023824, 3779780, 6047648, 7559560, 15119120, 30238240]

約数ペア:

[(1, 30238240), (2, 15119120), (4, 7559560), (5, 6047648), (8, 3779780), (10, 3023824), (16, 1889890), (17, 1778720), (20, 1511912), (32, 944945), (34, 889360), (40, 755956), (68, 444680), (80, 377978), (85, 355744), (136, 222340), (160, 188989), (170, 177872), (272, 111170), (340, 88936), (544, 55585), (680, 44468), (1360, 22234), (2720, 11117)]