30815860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2224

約数の個数: 48

約数和(自身を含む): 69737472

約数和(自身を除く): 38921612

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2161, 2852, 3565, 4322, 7130, 8644, 10805, 14260, 21610, 43220, 49703, 66991, 99406, 133982, 198812, 248515, 267964, 334955, 497030, 669910, 994060, 1339820, 1540793, 3081586, 6163172, 7703965, 15407930, 30815860]

約数ペア:

[(1, 30815860), (2, 15407930), (4, 7703965), (5, 6163172), (10, 3081586), (20, 1540793), (23, 1339820), (31, 994060), (46, 669910), (62, 497030), (92, 334955), (115, 267964), (124, 248515), (155, 198812), (230, 133982), (310, 99406), (460, 66991), (620, 49703), (713, 43220), (1426, 21610), (2161, 14260), (2852, 10805), (3565, 8644), (4322, 7130)]