3869840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2$

素因数の和:148

約数の個数: 60

約数和(自身を含む): 9850932

約数和(自身を除く): 5981092

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 61, 65, 80, 104, 122, 130, 208, 244, 260, 305, 488, 520, 610, 793, 976, 1040, 1220, 1586, 2440, 3172, 3721, 3965, 4880, 6344, 7442, 7930, 12688, 14884, 15860, 18605, 29768, 31720, 37210, 48373, 59536, 63440, 74420, 96746, 148840, 193492, 241865, 297680, 386984, 483730, 773968, 967460, 1934920, 3869840]

約数ペア:

[(1, 3869840), (2, 1934920), (4, 967460), (5, 773968), (8, 483730), (10, 386984), (13, 297680), (16, 241865), (20, 193492), (26, 148840), (40, 96746), (52, 74420), (61, 63440), (65, 59536), (80, 48373), (104, 37210), (122, 31720), (130, 29768), (208, 18605), (244, 15860), (260, 14884), (305, 12688), (488, 7930), (520, 7442), (610, 6344), (793, 4880), (976, 3965), (1040, 3721), (1220, 3172), (1586, 2440)]