17398420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1180

約数の個数: 48

約数和(自身を含む): 40028688

約数和(自身を除く): 22630268

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1097, 1220, 1586, 2194, 3172, 3965, 4388, 5485, 7930, 10970, 14261, 15860, 21940, 28522, 57044, 66917, 71305, 133834, 142610, 267668, 285220, 334585, 669170, 869921, 1338340, 1739842, 3479684, 4349605, 8699210, 17398420]

約数ペア:

[(1, 17398420), (2, 8699210), (4, 4349605), (5, 3479684), (10, 1739842), (13, 1338340), (20, 869921), (26, 669170), (52, 334585), (61, 285220), (65, 267668), (122, 142610), (130, 133834), (244, 71305), (260, 66917), (305, 57044), (610, 28522), (793, 21940), (1097, 15860), (1220, 14261), (1586, 10970), (2194, 7930), (3172, 5485), (3965, 4388)]