30858880

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3709}}^1$

素因数の和:3741

約数の個数: 64

約数和(自身を含む): 79468200

約数和(自身を除く): 48609320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 3709, 4160, 7418, 8320, 14836, 18545, 29672, 37090, 48217, 59344, 74180, 96434, 118688, 148360, 192868, 237376, 241085, 296720, 385736, 474752, 482170, 593440, 771472, 964340, 1186880, 1542944, 1928680, 2373760, 3085888, 3857360, 6171776, 7714720, 15429440, 30858880]

約数ペア:

[(1, 30858880), (2, 15429440), (4, 7714720), (5, 6171776), (8, 3857360), (10, 3085888), (13, 2373760), (16, 1928680), (20, 1542944), (26, 1186880), (32, 964340), (40, 771472), (52, 593440), (64, 482170), (65, 474752), (80, 385736), (104, 296720), (128, 241085), (130, 237376), (160, 192868), (208, 148360), (260, 118688), (320, 96434), (416, 74180), (520, 59344), (640, 48217), (832, 37090), (1040, 29672), (1664, 18545), (2080, 14836), (3709, 8320), (4160, 7418)]